import java.util.Scanner;

public class class_63 {
    public static int add(int a,int b){
        return a+b;
    }
    public static void main(String[] args) {
        Scanner sc=new Scanner(System.in);
        int a=sc.nextInt();
        int b=sc.nextInt();
        int sum=add(a,b);
        System.out.println("和:="+sum);
    }
}
